CN214191944U - Cutting device for flat microporous filter membrane - Google Patents

Abstract

The utility model discloses a cutting device for dull and stereotyped millipore filtration membrane relates to dull and stereotyped millipore filtration membrane cutting technical field, generally all rules through the staff for solving current dull and stereotyped millipore filtration membrane, later cutting through the manual operation cutting machine to the staff is when the manual operation cutting machine cuts, because the staff can the manual operation cutting machine remove, makes the cutting route of cutting disc can not keep the level, thereby makes dull and stereotyped millipore filtration membrane's cutting accurate problem inadequately. The fixed workstation that is provided with in top of base frame, the fixed mounting bracket that is provided with in one side of terminal surface under the workstation, the top fixed mounting of mounting bracket has the motor, the fixed cutting dish that is provided with of output of motor one side, the cutting groove has been seted up to the inside one side of workstation, the one end of cutting dish top is through cutting the top that the groove extended to the workstation, the front end and the rear end of workstation up end one side are all fixed and are provided with the fixing base.

Description

Cutting device for flat microporous filter membrane

Technical Field

The utility model relates to a dull and stereotyped millipore filtration cuts technical field, specifically is a dull and stereotyped cutting device for millipore filtration.

Background

The flat microporous filter membrane is manufactured by using a high molecular chemical material and coating a pore-forming additive on a supporting layer after special treatment, the flat microporous filter membrane needs to be cut according to the required size in the processing and use process, and the conventional flat microporous filter membrane is generally scribed by workers and then cut by a manual operation cutting machine.

The existing flat microporous filter membrane is generally scribed by workers, and then cut by a manually operated cutting machine, so that when the workers cut by the manually operated cutting machine, the cutting route of a cutting disc cannot be kept horizontal due to the fact that the workers can manually operate the cutting machine to move, and the cutting of the flat microporous filter membrane is not accurate enough; therefore, the existing requirements are not satisfied, and a cutting device for a flat-plate microporous filter membrane is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dull and stereotyped cutting device for millipore filtration membrane to solve the current dull and stereotyped millipore filtration membrane that proposes in the above-mentioned background art and generally all rule through the staff, later cutting through the manual operation cutting machine, thereby the staff is when the manual operation cutting machine cuts, because the staff can the manual operation cutting machine remove, makes the cutting route of cutting disc can not keep the level, thereby makes dull and stereotyped millipore filtration membrane's cutting accurate problem inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cutting device for dull and stereotyped millipore filtration membrane, includes the bed frame, the fixed workstation that is provided with in top of bed frame, the fixed mounting bracket that is provided with in one side of terminal surface under the workstation, the top fixed mounting of mounting bracket has the motor, the fixed cutting dish that is provided with of output of motor one side, the cutting groove has been seted up to one side of workstation inside, the one end of cutting dish top is through cutting the top that the cutting groove extends to the workstation, the front end and the rear end of workstation up end one side are all fixed and are provided with the fixing base, be provided with the transmission screw rod between the fixing base, the both sides of transmission screw rod all are provided with the slide bar, the outside of transmission screw rod is provided with moving mechanism, moving mechanism's top is provided with adjustment mechanism, adjustment mechanism's top is provided with clamping mechanism.

Preferably, the both ends of transmission screw rod pass through the bearing rotation with the fixing base respectively and are connected, and the one end of transmission screw rod extends to the front end of fixing base, the both ends of slide bar respectively with fixing base fixed connection, the fixed mount that is provided with of opposite side of workstation up end, the fixed seat of putting that is provided with in top of mount, a side end face of putting the seat is in same vertical plane with a side end face of cutting dish, the fixed dipperstick that is provided with of up end of putting the seat.

Preferably, moving mechanism comprises removal seat, control screw hole, sliding hole and connecting seat, it is located the outside of transmission screw to remove the seat, the control screw hole is seted up in the inside of removing the seat, it cup joints in the outside of transmission screw through the control screw hole to remove the seat, and removes the seat and pass through control screw hole and transmission screw threaded connection, the sliding hole is provided with two, two the sliding hole is seted up respectively in the both sides of control screw hole, and the slide bar pegs graft in the inside of sliding hole, the inner wall of sliding hole and the outer wall laminating and the sliding connection of slide bar, the lower terminal surface laminating and the sliding connection of the lower terminal surface of removing the seat and workstation, the connecting seat is fixed to be set up in the top of removing the seat.

Preferably, the adjusting mechanism is composed of two fixed blocks, two adjusting screws, a moving block and two adjusting threaded holes, the two fixed blocks are respectively and fixedly arranged on two sides of the upper end face of the connecting seat, the adjusting screws are located between the fixed blocks, two ends of each adjusting screw are respectively connected with the fixed blocks through bearings in a rotating mode, one end of each adjusting screw extends to one side of each fixed block, the moving block is arranged outside the adjusting screws, the adjusting threaded holes are formed in the moving block, the moving block is connected to the outside of the adjusting screws in a sleeved mode through the adjusting threaded holes, the moving block is in threaded connection with the adjusting screws through the adjusting threaded holes, and the lower end face of the moving block is attached to and in sliding connection with the upper end face of the connecting seat.

Preferably, the clamping mechanism comprises a clamping frame, a clamping groove, a clamping threaded hole, an elastic screw rod and a clamping plate, the clamping frame is fixedly arranged above the moving block, the clamping groove is formed in one side of the inside of the clamping frame, the clamping threaded hole is formed in the inner wall of the upper portion of the clamping frame, the elastic screw rod is inserted into the clamping threaded hole and is in threaded connection with the clamping threaded hole, two ends of the elastic screw rod extend to the upper portion and the inside of the clamping frame respectively, the clamping plate is located inside the clamping groove, a side end face of the clamping plate is attached to the inner wall of one side of the clamping groove and is in sliding connection with the inner wall of the clamping groove, and one end of the elastic screw rod, located inside the clamping groove, is rotatably connected with the clamping plate through a bearing.

Preferably, the fixed clamping screw that is provided with of adjusting screw's one end, one side of removing the seat is provided with the fixed plate, and fixed plate and workstation fixed connection, the through-hole has been seted up to the inside top of fixed plate, one end of clamping screw extends to one side of fixed plate through the through-hole, clamping screw's outer wall threaded connection has the locking cap, and the locking cap is provided with two, two the locking cap is located the both sides of fixed plate respectively, the one end that clamping screw is located fixed plate one side, the one end that the elasticity screw is located clamping frame top and the one end of transmission screw displacement fixing base front end are all fixed and are provided with the rotation handle.

Preferably, the lower terminal surface of removal seat is fixed and is provided with the grafting piece, the dovetail has been seted up to one side of workstation up end, the grafting piece is pegged graft in the inside of dovetail, the outer wall of grafting piece and the laminating of the inner wall of dovetail and sliding connection, the both ends of transfer screw outer wall all are fixed and are provided with the holding ring.

Preferably, the inner wall below the clamping groove and the upper end face of the placing seat are in the same horizontal plane, and the lower end face of the clamping plate is fixedly provided with a rubber anti-skid pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with a motor, a cutting disc, a workbench, a transmission screw, a sliding rod, a moving mechanism, a clamping mechanism and an adjusting mechanism, thereby when the flat microporous filter membrane needs to be cut, the flat microporous filter membrane only needs to be clamped inside a clamping groove through a clamping plate, then the transmission screw is rotated only through rotating a handle, as the moving seat is in threaded connection with the transmission screw through a control threaded hole and is in sliding connection with the sliding rod through two sliding holes, when the transmission screw rotates, the moving seat can move through the principle of thread transmission, the moving seat can drive the clamping frame to move, the clamping frame can drive the flat microporous filter membrane to move, thereby the cutting disc is used for cutting, when the cutting work is carried out, the clamping frame can drive the flat microporous filter membrane to move linearly, and dull and stereotyped millipore filtration can not take place the off normal to make dull and stereotyped millipore filtration's cutting more accurate, avoid because staff's manual operation cutting machine removes the cutting, thereby cause the cutting plane of dull and stereotyped millipore filtration not enough level, make cutting accuracy descend.

2. By arranging the adjusting mechanism, the placing seat and the measuring scale, when the flat microporous filter membrane is clamped in the clamping frame, the adjusting screw rod can be rotated by rotating the handle, the moving block is in threaded connection with the adjusting screw rod through the adjusting threaded hole, the lower end surface of the moving block is attached to the upper end surface of the connecting seat, thereby the moving block can move to one side by the principle of thread transmission, and the moving block can move to one side to drive the clamping frame to move to one side, thereby the clamping frame can drive the flat microporous filter membrane to move to one side, and then the moving distance of the flat microporous filter membrane can be measured according to the measuring scale, thereby make the dipperstick can measure the size that needs to be cut for staff's cutting work is light more, need not to measure in addition and rule and to the line work, only needs to rotate the handle, compares the dipperstick and just can accomplish measurement positioning work.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the enlarged structure of the part A of the present invention;

FIG. 3 is a schematic top view of the worktable of the present invention;

fig. 4 is a schematic sectional structure view of the moving mechanism and the adjusting mechanism of the present invention;

fig. 5 is a right view structural diagram of the fixing plate of the present invention;

FIG. 6 is a side view of the moving block of the present invention;

in the figure: 1. a base frame; 2. a work table; 3. a mounting frame; 4. a motor; 5. cutting the groove; 6. cutting the disc; 7. a fixed seat; 8. a transfer screw; 9. a slide bar; 10. a moving mechanism; 11. an adjustment mechanism; 12. a clamping mechanism; 13. a fixed mount; 14. a placing seat; 15. measuring a scale; 16. fixing the screw rod; 17. a fixing plate; 18. a through hole; 19. a fixing cap; 20. rotating the handle; 21. an insertion block; 22. a dovetail groove; 23. a positioning ring; 24. a rubber non-slip mat; 101. a movable seat; 102. controlling the threaded hole; 103. a slide hole; 104. a connecting seat; 111. a fixed block; 112. adjusting the screw rod; 113. a moving block; 114. adjusting the threaded hole; 121. installing a clamping frame; 122. clamping grooves; 123. clamping the threaded hole; 124. tightening and loosening the screw rod; 125. and (5) clamping the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-6, the present invention provides an embodiment: a cutting device for a flat microporous filter membrane comprises a base frame 1, a workbench 2 is fixedly arranged above the base frame 1, a mounting frame 3 is fixedly arranged on one side of the lower end face of the workbench 2, a motor 4 is fixedly arranged above the mounting frame 3, a cutting disc 6 is fixedly arranged at the output end of one side of the motor 4, a cutting groove 5 is formed in one side inside the workbench 2, the cutting of the cutting disc 6 can be prevented from being influenced by the workbench 2 through the cutting groove 5 by arranging the cutting groove 5, one end above the cutting disc 6 extends to the upper side of the workbench 2 through the cutting groove 5, fixing seats 7 are fixedly arranged at the front end and the rear end of one side of the upper end face of the workbench 2, transmission screw rods 8 are arranged between the fixing seats 7, sliding rods 9 are arranged on two sides of the transmission screw rods 8, a moving mechanism 10 is arranged outside the transmission screw rods 8, and an adjusting mechanism 11 is arranged above the moving mechanism 10, a clamping mechanism 12 is arranged above the adjusting mechanism 11.

Further, the both ends of transmission screw 8 pass through the bearing rotation with fixing base 7 respectively and are connected, and the one end of transmission screw 8 extends to the front end of fixing base 7, the both ends of slide bar 9 respectively with fixing base 7 fixed connection, the fixed mount 13 that is provided with of opposite side of 2 up end of workstation, the fixed seat 14 of putting that is provided with in top of mount 13, a side end face of putting seat 14 and a side end face of cutting dish 6 are in same vertical plane, the fixed dipperstick 15 that is provided with of up end of putting seat 14, through setting up dipperstick 15, thereby be convenient for dull and stereotyped microfiltration membrane's cutting measurement work through dipperstick 15.

Further, the moving mechanism 10 is composed of a moving seat 101, a control threaded hole 102, a sliding hole 103 and a connecting seat 104, the moving seat 101 is located outside the transfer screw 8, the control threaded hole 102 is opened inside the moving seat 101, the moving seat 101 is sleeved outside the transfer screw 8 through the control threaded hole 102, the movable seat 101 is in threaded connection with the transfer screw 8 through a control threaded hole 102, two sliding holes 103 are arranged, two sliding holes 103 are respectively arranged at two sides of the control threaded hole 102, and the sliding rod 9 is inserted in the sliding hole 103, by arranging the sliding hole 103 and the sliding rod 9, thereby carry on spacingly through the removal of sliding hole 103 and slide bar 9 to removing seat 101, the inner wall of sliding hole 103 and the outer wall laminating and the sliding connection of slide bar 9, remove the lower terminal surface laminating and the sliding connection of the up end of seat 101 and workstation 2, connecting seat 104 is fixed to be set up in the top that removes seat 101.

Further, the adjusting mechanism 11 is composed of two fixing blocks 111, two adjusting screws 112, a moving block 113 and two adjusting screw holes 114, the two fixing blocks 111 are respectively and fixedly arranged at two sides of the upper end surface of the connecting base 104, the adjusting screws 112 are positioned between the fixing blocks 111, two ends of the adjusting screws 112 are respectively and rotatably connected with the fixing blocks 111 through bearings, one end of the adjusting screws 112 extends to one side of the fixing blocks 111, the moving block 113 is arranged outside the adjusting screws 112, the adjusting screw holes 114 are arranged outside the moving block 113, the moving block 113 is sleeved outside the adjusting screws 112 through the adjusting screw holes 114, the moving block 113 is in threaded connection with the adjusting screws 112 through the adjusting screw holes 114, the lower end surface of the moving block 113 is in fit and sliding connection with the upper end surface of the connecting base 104, by arranging the lower end surface of the moving block 113 in fit and sliding connection with the upper end surface of the connecting base 104, thereby preventing the moving block 113 from rotating with the rotation of the adjusting screw 112.

Further, the clamping mechanism 12 is composed of a clamping frame 121, a clamping groove 122, a clamping threaded hole 123, a tightening screw 124 and a clamping plate 125, the clamping frame 121 is fixedly arranged above the moving block 113, the clamping groove 122 is arranged on one side inside the clamping frame 121, the clamping threaded hole 123 is arranged inside the inner wall above the clamping frame 121, the tightening screw 124 is inserted inside the clamping threaded hole 123, the tightening screw 124 is in threaded connection with the clamping threaded hole 123, two ends of the tightening screw 124 respectively extend to the upper side and the inner side of the clamping frame 121, the clamping plate 125 is arranged inside the clamping groove 122, one end face of the clamping plate 125 is attached to and slidably connected with the inner wall of one side of the clamping groove 122, one end of the tightening screw 124, which is arranged inside the clamping groove 122, is rotatably connected with the clamping plate 125 through a bearing, and one end of the tightening screw 124, which is arranged inside the clamping groove 122, is rotatably connected with the clamping plate 125 through a bearing, thereby preventing the rotation of the tightening screw 124 from driving the rotation of the clamping plate 125.

Further, the fixed set screw 16 that is provided with of one end of adjusting screw 112, one side of removing seat 101 is provided with fixed plate 17, and fixed plate 17 and workstation 2 fixed connection, through-hole 18 has been seted up to the inside top of fixed plate 17, one end of fixed screw 16 extends to one side of fixed plate 17 through-hole 18, the outer wall threaded connection of fixed screw 16 has locking cap 19, and locking cap 19 is provided with two, two locking caps 19 are located the both sides of fixed plate 17 respectively, set screw 16 is located the one end of fixed plate 17 one side, the elasticity screw 124 is located the one end of clamping frame 121 top and the one end of transmission screw 8 displacement fixing base 7 front end all fixedly is provided with rotates handle 20, rotate handle 20 through setting up, the staff of being convenient for is to fixed screw 16, elasticity screw 124 and transmission screw 8 rotate.

Further, the fixed plug-in block 21 that is provided with of lower terminal surface of removal seat 101, dovetail 22 has been seted up to one side of 2 up end of workstation, plug-in block 21 pegs graft in dovetail 22's inside, the outer wall of plug-in block 21 and dovetail 22's inner wall laminating and sliding connection, the both ends of 8 outer walls of transfer screw are all fixed and are provided with holding ring 23, through setting up holding ring 23 to fix a position the removal that removes seat 101 through holding ring 23.

Further, the inner wall of the lower portion of the clamping groove 122 and the upper end face of the placing seat 14 are located on the same horizontal plane, the lower end face of the clamping plate 125 is fixedly provided with the rubber anti-slip pad 24, and by arranging the rubber anti-slip pad 24, the clamping plate 125 can be prevented from clamping the flat microporous filter membrane through the rubber anti-slip pad 24, and the clamping plate 125 can also be more stably clamped on the flat microporous filter membrane.

The working principle is as follows: when the portable micro-porous filter membrane clamping device is used, firstly, the flat micro-porous filter membrane is inserted into the clamping groove 122, then the tightening screw 124 is rotated by rotating the handle 20, because the tightening screw 124 is in threaded connection with the clamping threaded hole 123, one end of the tightening screw 124 can move downwards along with the rotation, the other end of the tightening screw 124 is in rotational connection with the clamping plate 125 through a bearing, so that the clamping plate 125 cannot rotate while the tightening screw 124 is moved downwards by the other end of the tightening screw 124, the clamping plate 125 moves downwards, the flat micro-porous filter membrane can be clamped and fixed through the clamping plate 125, then the adjusting screw 112 is rotated by rotating the handle 20, the moving block 113 is in threaded connection with the adjusting screw 112 through the adjusting threaded hole 114, the lower end face of the moving block 113 is attached to and slidably connected with the upper end face of the connecting seat 104, and the moving block 113 can move to one side through the principle of thread transmission, the moving block 113 moves to drive the clamping frame 121 to move, the clamping frame 121 can drive the flat microporous membrane to move, and because the upper end surface of the placing seat 14 and the inner wall below the clamping groove 122 are in the same horizontal plane, one end of the flat microporous membrane can move to the upper end surface of the placing seat 14 along with the movement of the clamping frame 121, because one side end surface of the cutting disc 6 and one side end surface of the placing seat 14 are in the same vertical plane, the size to be cut can be measured through the measuring scale 15, after the measurement is finished, the two fixing caps 19 are locked, so that the fixing screw 16 is rotated through the fixing caps 19, the adjusting screw 112 is fixed by the fixing screw 16, the position of the clamping frame 121 is fixed, the position of the flat microporous membrane is fixed, then the motor 4 is started, the motor 4 drives the cutting disc 6 to rotate, and a worker can rotate the transfer screw 8 by rotating the handle 20, because remove seat 101 and transmission screw 8 through control screw hole 102 threaded connection, and remove seat 101 again through two sliding holes 103 and slide bar 9 sliding connection, thereby when transmission screw 8 rotates, the principle through the screw thread transmission can make and remove seat 101 and remove, remove seat 101 and can drive clamping frame 121 and remove, clamping frame 121 can drive dull and stereotyped millipore filtration membrane and remove, thereby cut dull and stereotyped millipore filtration membrane through cutting dish 6, make cutting dish 6 can cut the part that needs the cutting to fall.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a cutting device for dull and stereotyped millipore filtration membrane, includes base frame (1), its characterized in that: the cutting machine is characterized in that a workbench (2) is fixedly arranged above the base frame (1), a mounting frame (3) is fixedly arranged on one side of the lower end face of the workbench (2), a motor (4) is fixedly arranged above the mounting frame (3), a cutting disc (6) is fixedly arranged at the output end of one side of the motor (4), a cutting groove (5) is formed in one side of the inner portion of the workbench (2), one end of the upper portion of the cutting disc (6) extends to the upper portion of the workbench (2) through the cutting groove (5), fixing seats (7) are fixedly arranged at the front end and the rear end of one side of the upper end face of the workbench (2), transmission screw rods (8) are arranged between the fixing seats (7), sliding rods (9) are arranged on two sides of the transmission screw rods (8), a moving mechanism (10) is arranged outside the transmission screw rods (8), an adjusting mechanism (11) is arranged above the moving mechanism (10), and a clamping mechanism (12) is arranged above the adjusting mechanism (11).

2. The cutting device for a flat microporous filtration membrane according to claim 1, wherein: the both ends of transmission screw rod (8) are passed through the bearing rotation with fixing base (7) respectively and are connected, and the one end of transmission screw rod (8) extends to the front end of fixing base (7), the both ends of slide bar (9) respectively with fixing base (7) fixed connection, the fixed mount (13) that is provided with of opposite side of workstation (2) up end, the fixed seat (14) of putting that is provided with in top of mount (13), a side end face of putting seat (14) and a side end face of cutting dish (6) are in same vertical plane, the fixed dipperstick (15) that are provided with in up end of putting seat (14).

3. The cutting device for a flat microporous filtration membrane according to claim 1, wherein: the moving mechanism (10) is composed of a moving seat (101), a control threaded hole (102), two sliding holes (103) and a connecting seat (104), the moving seat (101) is located outside the transfer screw (8), the control threaded hole (102) is formed inside the moving seat (101), the moving seat (101) is sleeved outside the transfer screw (8) through the control threaded hole (102), the moving seat (101) is in threaded connection with the transfer screw (8) through the control threaded hole (102), the two sliding holes (103) are formed in two sides of the control threaded hole (103) respectively, the sliding rod (9) is inserted inside the sliding hole (103), the inner wall of the sliding hole (103) is attached to and in sliding connection with the outer wall of the sliding rod (9), the lower end face of the moving seat (101) is attached to and in sliding connection with the upper end face of the workbench (2), the connecting seat (104) is fixedly arranged above the moving seat (101).

4. The cutting device for a flat-plate microfiltration membrane according to claim 3 wherein: the adjusting mechanism (11) is composed of two fixing blocks (111), two adjusting screw rods (112), a moving block (113) and adjusting threaded holes (114), the two fixing blocks (111) are respectively and fixedly arranged on two sides of the upper end face of the connecting seat (104), the adjusting screw rods (112) are located between the fixing blocks (111), two ends of the adjusting screw rods (112) are respectively and rotatably connected with the fixing blocks (111) through bearings, one end of each adjusting screw rod (112) extends to one side of the corresponding fixing block (111), the moving block (113) is arranged outside the adjusting screw rods (112), the adjusting threaded holes (114) are arranged outside the moving block (113), the moving block (113) is sleeved outside the adjusting screw rods (112) through the adjusting threaded holes (114), and the moving block (113) is in threaded connection with the adjusting screw rods (112) through the adjusting threaded holes (114), the lower end face of the moving block (113) is attached to and slidably connected with the upper end face of the connecting seat (104).

5. The cutting device for a flat microporous filtration membrane according to claim 1, wherein: the clamping mechanism (12) is composed of a clamping frame (121), a clamping groove (122), a clamping threaded hole (123), a tightening screw rod (124) and a clamping plate (125), the clamping frame (121) is fixedly arranged above the moving block (113), the clamping groove (122) is formed in one side of the inside of the clamping frame (121), the clamping threaded hole (123) is formed in the inside of the inner wall of the upper side of the clamping frame (121), the tightening screw rod (124) is inserted into the clamping threaded hole (123), the tightening screw rod (124) is in threaded connection with the clamping threaded hole (123), two ends of the tightening screw rod (124) extend to the upper side and the inside of the clamping frame (121) respectively, the clamping plate (125) is located in the clamping groove (122), the end face of one side of the clamping plate (125) is attached to and in sliding connection with the inner wall of one side of the clamping groove (122), and one end face of the tightening screw rod (124) located in the clamping groove (122) is connected with the clamping plate (125) in a rotating mode through a bearing.

6. The cutting device for a flat-plate microfiltration membrane according to claim 4 wherein: one end of the adjusting screw rod (112) is fixedly provided with a fixed screw rod (16), one side of the movable seat (101) is provided with a fixed plate (17), and the fixed plate (17) is fixedly connected with the workbench (2), a through hole (18) is arranged above the inner part of the fixed plate (17), one end of the fixed screw rod (16) extends to one side of the fixed plate (17) through the through hole (18), the outer wall of the fixed screw (16) is connected with a fixed cap (19) in a threaded manner, two fixing caps (19) are arranged, the two fixing caps (19) are respectively positioned at two sides of the fixing plate (17), and a rotating handle (20) is fixedly arranged at one end of the fixing screw rod (16) positioned at one side of the fixing plate (17), one end of the elastic screw rod (124) positioned above the clamping frame (121) and one end of the front end of the displacement fixing seat (7) of the transfer screw rod (8).

7. The cutting device for a flat-plate microfiltration membrane according to claim 3 wherein: the fixed inserting block (21) that is provided with of lower terminal surface of removal seat (101), dovetail (22) have been seted up to one side of workstation (2) up end, inserting block (21) is pegged graft in the inside of dovetail (22), the outer wall of inserting block (21) and the inner wall laminating and the sliding connection of dovetail (22), the both ends of transfer screw (8) outer wall all are fixed and are provided with holding ring (23).

8. The cutting device for a flat-plate microfiltration membrane according to claim 5 wherein: the lower inner wall of the clamping groove (122) and the upper end face of the placing seat (14) are positioned on the same horizontal plane, and the lower end face of the clamping plate (125) is fixedly provided with a rubber anti-skid pad (24).

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